(c) Delegation of original classification authority.
EXECUTIVE ORDER 13292
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FURTHER AMENDMENT TO EXECUTIVE ORDER 12958, AS AMENDED,
CLASSIFIED NATIONAL SECURITY INFORMATION <snip>
(1) Delegations of original classification authority shall be limited to the minimum required to administer this order. Agency heads are responsible for ensuring that designated subordinate officials have a demonstrable and continuing need to exercise this authority.
(2) "Top Secret" original classification authority may be delegated only by the President; in the performance of executive duties, the Vice President; or an agency head or official designated pursuant to paragraph (a)(2) of this section.
(3) "Secret" or "Confidential" original classification authority may be delegated only by the President; in the performance of executive duties, the Vice President; or an agency head or official designated pursuant to paragraph (a)(2) of this section; or the senior agency official described in section 5.4(d) of this order, provided that official has been delegated "Top Secret" original classification authority by the agency head.
(4) Each delegation of original classification authority shall be in writing and the authority shall not be redelegated except as provided in this order. Each delegation shall identify the official by name or position title.
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http://www.fas.org/sgp/bush/eoamend.html